利用python求相邻数的方法示例

　　inputList = [0, 3, 5, 6, 7, 9, 12, 13, 15, 16, 17, 19, 20, 21, 22, 25, 27, 29, 30, 32, 33, 36, 39, 40, 43, 44, 46, 47, 48, 53, 54, 57, 58, 60, 62, 64, 65, 66, 67, 72, 74, 75, 76, 77, 78, 80, 82, 84, 85, 86, 89, 95, 96, 97, 98, 103, 104, 107, 108, 110, 111, 114, 116, 117, 118, 　　120, 121, 122, 124, 127, 132, 135, 137, 138, 139, 140, 145, 146, 148, 149, 150, 151, 155, 156, 160, 161, 166, 167, 170, 171, 172, 175, 178, 179, 180, 181, 182, 183, 184, 186, 188, 189, 190, 193, 195, 196, 198, 202, 205, 208, 210, 211, 213, 214, 215, 217, 　　221, 226, 227, 228, 233, 234, 235, 240, 241, 246, 247, 249, 255, 257, 258, 261, 262, 263, 267, 268, 269, 270, 271, 272, 275, 278, 280, 282, 283, 284, 286, 287, 289, 291, 292, 295, 296, 298, 300, 302, 303, 304, 305, 306, 310, 315, 317, 319, 320, 321, 322, 　　323, 324, 325, 326, 328, 331, 336, 339, 341, 342, 344, 346, 349, 354, 355, 356, 362, 363, 365, 366, 367, 368, 371, 374, 376, 378, 382, 383, 388, 390, 393, 396, 399]

　　outputList = [[0, 1, 2] , [1, 2, 3, 4, 5], [3, 4, 5, 6, 7, 8, 9], [7, 8, 9, 10, 11],[10, 11, 12, 13, 14, 15] , ........此处省略]

#!/usr/bin/python3
 
__author__ = 'beimenchuixue'
__blog__ = 'http://www.cnblogs.com/2bjiujiu/'
 
 
def go_cha_ru(new_l):
 """往列表中前后个插入两个相邻数，通过列表解析去除小于0的和大于400的数"""
 new_l.insert(0, new_l[0] - 1)
 new_l.insert(0, new_l[0] - 1)
 new_l.append(new_l[len(new_l) - 1] + 1)
 new_l.append(new_l[len(new_l) - 1] + 1)
 return [i for i in new_l if 0 <= i <= 400]
 
 
def go_xiang_lin(raw_l):
 """获取相邻数"""
 start_index = 0
 result_l = []
 median = []
  
 # 索引从start_index起，到最后
 for raw_index in range(len(raw_l)):
  # 判断是否for循环到指定位置
  if start_index == raw_index:
   # 初始移动位置参数
   index = 0
   while True:
    # 指针指向的起始值
    start_value = raw_l[start_index]
    # 如果指针指向最后一个位置，开始值=最后一个值
    if start_index == len(raw_l)-1:
     end_value = start_value
    else:
     # 最后一个值 = 初始值 + 位置参数值
     end_value = raw_l[start_index + index]
    # 通过初始值 + 位置参数值 是否等于 最后一个值，判断是否为相邻数，如果是，添加到中间列表
    if start_value + index == end_value:
     median.append(end_value)
     # 位置参数 + 1
     index += 1
    else:
     # 如果不是，初始指针指向 移动位置参数个单位
     start_index += index
     # 把每主相邻数添加到结果列表
     result_l.append(median)
     median = []
     break
 # 通过高阶函数，对结果集中每个相邻数列表进行插值操作
 return map(go_cha_ru, result_l)
 
if __name__ == '__main__':
 input_list = [0, 3, 5, 6, 7, 9,
     12, 13, 15, 16, 17, 19, 20, 21, 22, 25,
     27, 29, 30, 32, 33, 36, 39, 40, 43, 44, 46, 47, 48, 53, 54,
     57, 58, 60, 62, 64, 65, 66, 67, 72, 74, 75, 76, 77, 78, 80, 82,
     84, 85, 86, 89, 95, 96, 97, 98, 103, 104, 107, 108, 110, 111, 114,
     116, 117, 118, 120, 121, 122, 124, 127, 132, 135, 137, 138, 139, 140,
     145, 146, 148, 149, 150, 151, 155, 156, 160, 161, 166, 167, 170, 171,
     172, 175, 178, 179, 180, 181, 182, 183, 184, 186, 188, 189, 190, 193,
     195, 196, 198, 202, 205, 208, 210, 211, 213, 214, 215, 217, 221, 226,
     227, 228, 233, 234, 235, 240, 241, 246, 247, 249, 255, 257, 258, 261,
     262, 263, 267, 268, 269, 270, 271, 272, 275, 278, 280, 282, 283, 284,
     286, 287, 289, 291, 292, 295, 296, 298, 300, 302, 303, 304, 305, 306,
     310, 315, 317, 319, 320, 321, 322, 323, 324, 325, 326, 328, 331, 336,
     339, 341, 342, 344, 346, 349, 354, 355, 356, 362, 363, 365, 366, 367,
     368, 371, 374, 376, 378, 382, 383, 388, 390, 393, 396, 399]
 # 结果
 output_list = list(go_xiang_lin(input_list))
 print(output_list)